-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, Sf0uE0kRf5D9Y5f81GllEL379cnieIUdobriV7x8HxlVDaVZEMj3TNsnge4shKbO uBU9GkOJHlVzlNZE5Nk7og== 0000947871-08-000156.txt : 20080214 0000947871-08-000156.hdr.sgml : 20080214 20080214151856 ACCESSION NUMBER: 0000947871-08-000156 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20080214 DATE AS OF CHANGE: 20080214 GROUP MEMBERS: LEE S. AINSLIE III GROUP MEMBERS: MAVERICK CAPITAL MANAGEMENT, LLC GROUP MEMBERS: MAVERICK CAPITAL, LTD. SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: Trubion Pharmaceuticals, Inc CENTRAL INDEX KEY: 0001298521 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 000000000 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-82147 FILM NUMBER: 08614282 BUSINESS ADDRESS: STREET 1: 2401 14TH AVENUE STREET 2: SUITE 1050 CITY: SEATTLE STATE: WA ZIP: 98121 BUSINESS PHONE: 2068380500 MAIL ADDRESS: STREET 1: 2401 14TH AVENUE STREET 2: SUITE 1050 CITY: SEATTLE STATE: WA ZIP: 98121 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: MAVERICK CAPITAL LTD CENTRAL INDEX KEY: 0000934639 IRS NUMBER: 000000000 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 300 CRESCENT COURT STREET 2: 18TH FLOOR CITY: DALLAS STATE: TX ZIP: 75201 BUSINESS PHONE: 214.880.4050 MAIL ADDRESS: STREET 1: 300 CRESCENT COURT STREET 2: 18TH FLOOR CITY: DALLAS STATE: TX ZIP: 75201 SC 13G/A 1 sc13ga_30336.txt TRUBION PHARMACEUTICALS, INC. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G/A (Rule 13d-102) (Amendment No. 1) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b), (c) AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(b) TRUBION PHARMACEUTICALS, INC. - -------------------------------------------------------------------------------- (Name of Issuer) Common Stock, $0.001 par value - -------------------------------------------------------------------------------- (Title of Class of Securities) 89778N102 - -------------------------------------------------------------------------------- (CUSIP Number) December 31, 2007 - -------------------------------------------------------------------------------- (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [X] Rule 13d-1(b) [ ] Rule 13d-1(c) [ ] Rule 13d-1(d) *The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page. The information required on the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). 1 of 10 - ---------------------------- ------------------------- CUSIP No. 89778N102 13G/A - ---------------------------- ------------------------- - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Maverick Capital, Ltd. - 75-2482446 - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) |_| (b) |_| - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Texas - -------------------------------------------------------------------------------- | 5 | SOLE VOTING POWER | | | | 1,455,880 ---------------------------------------------------------------- NUMBER OF | 6 | SHARED VOTING POWER SHARES | | BENEFICIALLY | | 0 OWNED BY ---------------------------------------------------------------- EACH | 7 | SOLE DISPOSITIVE POWER REPORTING | | PERSON WITH | | 1,455,880 ---------------------------------------------------------------- | 8 | SHARED DISPOSITIVE POWER | | | | 0 - -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,455,880 - -------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* |_| - -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 8.2% - -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* IA - -------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT 2 of 10 - ---------------------------- ------------------------- CUSIP No. 89778N102 13G/A - ---------------------------- ------------------------- - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Maverick Capital Management, LLC - 75-2686461 - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) |_| (b) |_| - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Texas - -------------------------------------------------------------------------------- | 5 | SOLE VOTING POWER | | | | 1,455,880 ---------------------------------------------------------------- NUMBER OF | 6 | SHARED VOTING POWER SHARES | | BENEFICIALLY | | 0 OWNED BY ---------------------------------------------------------------- EACH | 7 | SOLE DISPOSITIVE POWER REPORTING | | PERSON WITH | | 1,455,880 ---------------------------------------------------------------- | 8 | SHARED DISPOSITIVE POWER | | | | 0 - -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,455,880 - -------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* |_| - -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 8.2% - -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* HC - -------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT 3 of 10 - ---------------------------- ------------------------- CUSIP No. 89778N102 13G/A - ---------------------------- ------------------------- - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Lee S. Ainslie III - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) |_| (b) |_| - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION United States - -------------------------------------------------------------------------------- | 5 | SOLE VOTING POWER | | | | 1,455,880 ---------------------------------------------------------------- NUMBER OF | 6 | SHARED VOTING POWER SHARES | | BENEFICIALLY | | 0 OWNED BY ---------------------------------------------------------------- EACH | 7 | SOLE DISPOSITIVE POWER REPORTING | | PERSON WITH | | 1,455,880 ---------------------------------------------------------------- | 8 | SHARED DISPOSITIVE POWER | | | | 0 - -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,455,880 - -------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* |_| - -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 8.2% - -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* HC - -------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT 4 of 10 Item 1(a) Name of Issuer. Trubion Pharmaceuticals, Inc. Item 1(b) Address of Issuer's Principal Executive Offices. 2401 Fourth Avenue Suite 1050 Seattle, Washington 98121 Item 2(a) Name of Person Filing. This Schedule 13G (the "Schedule 13G") is being filed on behalf of each of the following persons (each, a "Reporting Person"): (i) Maverick Capital, Ltd.; (ii) Maverick Capital Management, LLC; and (iii) Lee S. Ainslie III ("Mr. Ainslie"). The Schedule 13G relates to Shares (as defined herein) held for the accounts of Maverick Capital, Ltd.'s clients. Item 2(b) Address of Principal Business Office, or, if none, Residence. The address of the principal business office of (i) Maverick Capital, Ltd. and Maverick Capital Management, LLC is 300 Crescent Court, 18th Floor, Dallas, Texas 75201, and (ii) Mr. Ainslie is 767 Fifth Avenue, 11th Floor, New York, New York 10153. Item 2(c) Citizenship or Place of Organization. (i) Maverick Capital, Ltd. is a Texas limited partnership; (ii) Maverick Capital Management, LLC is a Texas limited liability company; and (iii) Mr. Ainslie is a citizen of the United States. Item 2(d) Title of Class of Securities. Common Stock, $0.001 par value (the "Shares"). Item 2(e) CUSIP Number. 89778N102 5 of 10 Item 3 If this statement is filed pursuant to ss.ss.240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a: (a) [ ] Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o). (b) [ ] Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c). (c) [ ] Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c). (d) [ ] Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8). (e) [X] An investment advisor in accordance with ss.240.13d-1(b)(1)(ii)(E). (f) [ ] An employee benefit plan or endowment fund in accordance with ss.240.13d-1(b)(1)(ii)(F). (g) [X] A parent holding company or control person in accordance with ss.240.13d-1(b)(1)(ii)(G). (h) [ ] A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813). (i) [ ] A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3). (j) [ ] Group, in accordance with ss.240.13d-1(b)(1)(ii)(J). Item 4 Ownership. Ownership as of December 31, 2007 is incorporated by reference to items (5) - (9) and (11) of the cover page of the Reporting Person. Maverick Capital, Ltd. is an investment adviser registered under Section 203 of the Investment Advisers Act of 1940 and, as such, may be deemed to have beneficial ownership of the Shares which are the subject of this filing through the investment discretion it exercises over its clients' accounts. Maverick Capital Management, LLC is the General Partner of Maverick Capital, Ltd. Mr. Ainslie is the manager of Maverick Capital Management, LLC and is granted sole investment discretion pursuant to Maverick Capital Management, LLC's Regulations. Item 5 Ownership of Five Percent or Less of a Class. Not applicable. Item 6 Ownership of More Than Five Percent on Behalf of Another Person. Not applicable. Item 7 Identification and Classification of the Subsidiary which Acquired the Security Being Reported On by the Parent Holding Company. Not applicable. 6 of 10 Item 8 Identification and Classification of Members of the Group. Not applicable. Item 9 Notice of Dissolution of Group. Not applicable. Item 10 Certification. By signing below each of the Reporting Persons certifies that, to the best of such person's knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect. SIGNATURE After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Date: February 14, 2008 MAVERICK CAPITAL, LTD. By: Maverick Capital Management, LLC, Its General Partner By: Lee S. Ainslie III, Manager By: /s/John T. McCafferty ----------------------------- John T. McCafferty Under Power of Attorney dated February 13, 2003 Date: February 14, 2008 MAVERICK CAPITAL MANAGEMENT, LLC By: Lee S. Ainslie III, Manager By: /s/John T. McCafferty --------------------------------- John T. McCafferty Under Power of Attorney dated February 13, 2003 7 of 10 Date: February 14, 2008 LEE S. AINSLIE III By: /s/John T. McCafferty ------------------------------------- John T. McCafferty Under Power of Attorney dated February 13, 2003 8 of 10 EXHIBIT INDEX A. Joint Filing Agreement, dated February 14, 2007, by and among Maverick Capital, Ltd., Maverick Capital Management, LLC, and Lee S. Ainslie III. 9 of 10 Exhibit A Joint Filing Agreement The undersigned hereby agree that the statement on Schedule 13G with respect to the Common Stock, $0.001 par value of Trubion Pharmaceuticals, Inc., dated as of February 14, 2007 is, and any amendments thereto (including amendments on Schedule 13D) signed by each of the undersigned shall be, filed on behalf of each of us pursuant to and in accordance with the provisions of Rule 13d-1(k) under the Securities Exchange Act of 1934. Date: February 14, 2007 MAVERICK CAPITAL, LTD. By: Maverick Capital Management, LLC Its General Partner By: Lee S. Ainslie III, Manager By: /s/John T. McCafferty ------------------------------ John T. McCafferty Under Power of Attorney dated February 13, 2003 MAVERICK CAPITAL MANAGEMENT, LLC By: Lee S. Ainslie III, Manager By: /s/John T. McCafferty ---------------------------------- John T. McCafferty Under Power of Attorney dated February 13, 2003 LEE S. AINSLIE III By: /s/John T. McCafferty -------------------------------------- John T. McCafferty Under Power of Attorney dated February 13, 2003 -----END PRIVACY-ENHANCED MESSAGE-----